FREE-LIVING FRESH-WATER NEMATODES 



93 



Fig. 11. Achromadora minima, Cobb 



Fig. 12. Dorylaitnus fecundus, n. ap. 

 A 



Fig. 13. Ironus americanus, n. sp. Fig. 14. Oncholaimus punctatus, n. ip. 



PLATE V. 



